<p>Dense fog enveloped the Indira Gandhi International Airport here this morning, disrupting the schedule of around 40 flights.<br /><br /></p>.<p>Overnight around 16 flights were delayed. Around five flights were cancelled either due to operational reasons or due to poor weather, an airport official said.<br /><br />Fog started to descend on the airport from last night but it started to become dense around 7 AM, forcing authorities to implement low visibility procedures.<br />Dense fog returned to the capital yesterday after a four-day lull, affecting over 130 flights. </p>
<p>Dense fog enveloped the Indira Gandhi International Airport here this morning, disrupting the schedule of around 40 flights.<br /><br /></p>.<p>Overnight around 16 flights were delayed. Around five flights were cancelled either due to operational reasons or due to poor weather, an airport official said.<br /><br />Fog started to descend on the airport from last night but it started to become dense around 7 AM, forcing authorities to implement low visibility procedures.<br />Dense fog returned to the capital yesterday after a four-day lull, affecting over 130 flights. </p>